CN1335692A

CN1335692A - Optoelectronic converting module casing

Info

Publication number: CN1335692A
Application number: CN01111446A
Authority: CN
Inventors: 丹尼斯·琼斯
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2000-07-27
Filing date: 2001-03-08
Publication date: 2002-02-13
Anticipated expiration: 2021-03-08
Also published as: TW530952U; CN1163000C

Abstract

The optoelectronic converting module casing includes one base with one base board and two extending side walls to form two separate holding slots having exposed top and front surface, two long elastic locking sheets capable of being held in the slots optionally. Each of the long elastic locking sheets has one first part to combine with the holding slot and one second part extending from the front surface of the holding slot, and the second part has certain shift to the side wall for depression operation.

Description

Optoelectronic converting module casing

The invention relates to a kind of optoelectronic converting module casing, be meant especially a kind ofly to make a pair of elastic collet arbitrarily be installed in optoelectronic converting module casing on the housing.

The opto-electronic conversion module is in order to carry out bidirectional data transfers between electrical interface and optical fiber data link.The opto-electronic conversion module sends the signal of telecommunication, and is that light signal sends out by optical fiber data link with this electrical signal conversion.Equally, the opto-electronic conversion module is also accepted light signal, and this light signal is converted to the signal of telecommunication sends out by electrical interface.The opto-electronic conversion module can be inserted among the memory card assembly of switching system or large server.United States Patent (USP) the 5th, 734 proposes a kind of extraction-type opto-electronic conversion module in No. 588, and it comprises: one has the main casing of Package boxes, and encapsulating material inserts in the Package boxes, and a printed circuit board (PCB) is coated among the encapsulating material.Be welded with a photodiode and a laser diode on this printed circuit board (PCB), stretch out from encapsulating in the box body by a groove.One recess cover forms the sealing that liquid can't infiltrate between this recess cover, Package boxes and diode.Two discharge the integrally formed both sides at the opto-electronic conversion module of shell fragment.When the ratchet that discharges shell fragment snapped in the bayonet socket of a pair of plug-and-socket, this opto-electronic conversion module inserted socket.Press the release shell fragment, this opto-electronic conversion module can be extracted in socket.Yet the junction that discharges shell fragment and optoelectronic converting module casing can be owing to repeatedly insert and extract, and produces tired and cause rupturing.In addition, some opto-electronic conversion modules do not need to discharge shell fragment because of its special tectonic, therefore, need a kind of detachable release shell fragment of invention, this shell fragment can arbitrarily dispose with the opto-electronic conversion module, discharges shell fragment or not two kinds of selections of tool release shell fragment so that the opto-electronic conversion module has.

Order of the present invention is to provide a kind of novel photoelectric conversion module casing, and it can dispose according to actual needs and discharge shell fragment.

The object of the present invention is achieved like this: a kind of optoelectronic converting module casing is provided, this housing comprises a pedestal, this pedestal has the sidewall that a base plate and two stretches out from the base plate side, forms two on this sidewall and takes in slot, and this top and front surface of taking in slot exposes.Two microscler elastic collets can optionally insert and take in the slot, each microscler locking plate has and takes in first part that slot combines, and take in slot front surface extended second certainly partly, this second part is offset a preset distance with sidewall horizontal, is beneficial to pressing operation.

Compare with present technology, the present invention has following remarkable result: take in slot owing to be formed with on each sidewall of pedestal, make elastic collet to be installed in this according to actual needs and take in the slot.

Below in conjunction with accompanying drawing embodiments of the invention are described further:

Fig. 1 is the isometric exploded view of opto-electronic conversion module of the present invention.

Fig. 2 is that Fig. 1 has assembled the partly isometric exploded view of assembly.

Fig. 3 is the assembled view of opto-electronic conversion module shown in Figure 1.

Fig. 4 A is the zoomed-in view of link among Fig. 1.

Fig. 4 B is another embodiment of link.

Fig. 4 C is the cutaway view after opto-electronic conversion module shown in Figure 1 is finished assembling.

Fig. 5 is an opto-electronic conversion module of the present invention and the sectional perspective view of the optical fiber connector that connect.

Fig. 6 connects the optical fiber connector to insert before the emerging opto-electronic conversion module relation of shield and spring arm in the presentation graphs 5.

Fig. 7 is an opto-electronic conversion module and the constitutional diagram that connects the optical fiber connector among Fig. 5.

Fig. 8 is shown in Figure 7, connects after the optical fiber connector insert the opto-electronic conversion module fully the relation of shield and spring arm.

Please refer to Fig. 1 and Fig. 2, opto-electronic conversion module of the present invention is rotated by a pedestal 1, one and flexible fastening is covered door 2, at the return type on the pedestal 1 and is fixed on the pedestal 1 dismountable link 3, a buckle link 3 and is fixed in the printed circuit board (PCB) 5 on the pedestal 1, a pair of elastic collet 7 and that is installed on pedestal 1 two opposite sides and be installed on the pedestal 1 removably cover plate 8 and formed.

This pedestal 1 comprises a base plate 19, a pair of front side wall 11 and a pair of rear wall 12 that extends along base plate 19 both sides, and the front side wall 11 of the same side is connected via a connecting wall 121 with rear wall 12.

One takes in slot 13, is to be made of front side wall 11 and the rear wall 12 overlapped clearance spaces that are formed at each other, and therefore, this top and front surface of taking in slot 13 all is an opening.Formation is taken on the part front side wall 11 of slot 13 and is offered a kerf 130 near connecting wall 121 places.

Two stands 14 stretches upwards from base plate 19, and the inner surface with this front side wall 11 combines respectively, and each support 14 all extends upward a reference column 141.The inner surface of each front side wall 11 all is provided with a pair of positioning rib that is parallel to each other 15 (only showing a pair of among the figure), and the base plate 19 between relative positioning rib 15 is provided with two shallow convex surfaces 192 (figure only shows one).

The inner surface of rear wall 12 is provided with a protuberance 16, forms a upright opening 160 on it, and protuberance 16 belows are provided with rank 17, a location.One hollow posts 18 protrudes upward from base plate 19, and its peripheral part constitutes a peripheral bearing 181.Base plate 19 has the front side bracing frame 11A that the bracing frame 19A and of front end central authorities is formed at each front side wall 11 inner surface near its leading edge 191, all be formed with space 112, location between this front end bracing frame 190A of central authorities and each the front side bracing frame 11A, and on front end bracing frame 19A of central authorities and front side bracing frame 11A, offer the rotating hole 190,110 that is arranged on the same straight line respectively.

Cover door 2 and comprise one, extend two coplanar shields 22 by this rotating shaft 21, and stretch out two spring arms 23 near the axis of rotation 21 two ends by hole 110,190 rotating shafts of being located 21.Each spring arm 23 has with shield 22 coplanar vertical parts 231 and by vertical part 231 and stretches out and keep the bent part 232 of a field offset distance with its level, this vertical partly 231 with bent part 232 be one-body molded.In terminal tool one hole 230 of bent part 232, spring arm 23 is installed on the support 14 with combining of reference column 141 by this hole 230.

Please in the lump with reference to Fig. 4 A, this link 3 comprises a housing 31, and this housing 31 includes two respectively in order to take in the hole 30 of photodiode 41 and laser diode 42.Has a shoulder 36 in each hole 30, when

diode

41 or 42 inserts hole 30, to play the block effect.This photodiode 41 has similar profile to laser diode 42, and its periphery has cannelure 410,420 respectively, and its rear surface is extended with lead pin 411,421 respectively.The front surface of this housing 31 stretches out two pairs of carbines 32, in order to cooperate fixing one to insert the external plug (figure does not show) in hole, and the gripper hook 33 that two tailgates 311 and pair of end portions are close to is each other stretched out in its rear surface, wherein, on each tailgate 311 inner surface, offer a groove 310, in order to guide and to take in printed circuit board (PCB) 5.Further be respectively equipped with rib 35 on two outer surfaces of this housing 31, with pedestal 1 front side wall 11 on two parallel positioning ribs 15 cooperate, and link 3 is installed on the pedestal 1.

Please refer to Fig. 4 B, be another embodiment of link 3, wherein most structure is with identical shown in Fig. 4 A, its difference is to have fixing rib 37 in each hole 30 of link and be formed on the imaginary plane, can combine with rotating manner with the cannelure 410 (420) on the photodiode 41 (or laser diode 42), fixing rib 37 by increasing can make

diode

41,42 be retained on more reliably in the hole 30.

Please cooperate again referring to figs. 1 through Fig. 3, this printed circuit board (PCB) 5 is made up of a front narrow part 51 and wide 52 of a back, be provided with pad 511 near the front edge place, in order to diode 41 or 42 on lead pin 411,421 weld mutually, one joint-cutting 500 is positioned on the preceding narrow boards 51, when the preceding narrow boards 51 of printed circuit board (PCB) 5 was embedded between two gripper hooks 33, these gripper hook 33 ends were by joint-cutting 500.Be close to joint-cutting 500 places before this on the narrow boards 51 and offer a hole 50, extend through and make its peripheral bearing 181 supporting printing boards 5 (shown in Fig. 4 C) for hollow posts 18.Respectively have a semi-circular cut-out 520 on the relative dual-side that this back is wide 52, in order to the protuberance 16 of district's aglucon seat 1.One electric connector 6 is to be welded and assemblied on printed circuit board (PCB) 5 tail end edges with straddle type.

This elastic collet 7 has a holding parts 70, and the one end is hook 73, when holding parts 70 embed on the pedestals 1 take in slot 13 in the time, otch 130 Nie interior with taking in slot 13 close.One bend 72, be one-body molded with holding parts 70, it bends certain angle and extends a Nie that is parallel to this holding parts 70 behind horizontal-shift of relative holding parts 70 generations and close portion 75, this Nie closes and establishes ratchet 755 in the portion 75, can engage with the draw-in groove of being received on the exterior guiding sliding rail frame of opto-electronic conversion module or socket (figure does not show) sidewall.Shank 71 is to be formed in one with joint portion 75 on the other hand, has the profile of tooth structure on it to increase the frictional force of user when operating.

Cover plate 8 is that most area is the metallic plate of shallow slot 88, and a hole 80 is arranged in shallow slot 88, in order to intert screw 81 cover plate 8 is connected with hollow posts 18 on the pedestal 1, shown in Fig. 4 C.The front end of cover plate 8 is a top cover 82, and these top cover 82 lateral margins have a dump tank 820, so that the activity space that covers door 2 rotating shafts 21 to be provided.Pair of columns 86 (figure only shows one) is stretched out downwards from the relative dual-side of cover plate 8, when cover plate 8 is installed on the pedestal 1, is to be inserted in the upright opening 160 of protuberance 16.A pair of central flange 83 (figure only shows one) is stretched out downwards from the place, relative dual-side centre position of cover plate 8, when cover plate 8 is installed on the pedestal 1, is to embed to take within the slot 13.A pair of front end boss 85 (figure only shows one) stretches out downwards from the relative dual-side of top cover 82, when cover plate 8 is installed on the pedestal 1, is retained in the space, location 112 of pedestal 1.After cover plate 8 is fixedly mounted on the pedestal 1, indicate the surface that gummed paper 9 is pasted on shallow slot 88 with one.

During assembling, earlier photodiode 41 and laser diode 42 are installed among the hole 30 of link 3, suitably rotating

diode

41,42 is positioned at the position that can weld with the pad 511 of printed circuit board (PCB) 5 until lead pin 411,421.Then, combined printed circuit board 5 and link 3 even joint-cutting 500 is linked up with 33 inlay cards with clamping, make lead pin 411,421 contact with pad 511 simultaneously.Welding lead pin 411,421 and pad 511 again.Printed circuit board (PCB) 5 and link 3 are positioned on the pedestal 1, and the rib 35 on the link 3 is cooperated with positioning rib 15, the low peripheral peace of each

diode

41,42 is embedded in the shallow protuberance 192, installing hole 50 combines with hollow posts 18, semi-circular cut-out 520 cooperates with protuberance 16, and wide 52 of back is supported on the rank 17, location.Axle 21 is placed on the axis hole 110,190, the hole 230 on the spring arm 23 cooperates with reference column 141 again, is installed on the pedestal 1 and will cover door 2.The clamping of elastic collet 7 partly 70 is inserted and taken in slot 13, and its terminal hook 73 otch 130 interior with taking in slot 13 cooperated, as shown in Figure 3.At last, cover plate 8 is positioned on the pedestal 1, cover plate 8 is fixed on the hollow posts 18 by the hole on it 80 with screw 81, this moment, cylinder 86 was inserted in the upright opening 160, and middle protuberance 83 embeddings are taken in the slot 13, contact with the clamping part 13 of elastic collet 7, to locate elastic collet 7 more reliably.For the link 3 shown in Fig. 4 B, removing when

diode

41,42 inserts hole 30 needs an extra power to be fastened on this fixing rib 37 with the cannelure 410,420 with

diode

41,42, make cannelure 410,420 in rotary manner with outside fixing rib 37 combines, other installation steps are same as described above.

The action and function that covers door can be with reference to figure 5 to Fig. 8.At first, with reference to figure 5 and Fig. 6, optical fiber connector 27 connect two optical cables 28 and have two in order to insert the plug 29 of opto-electronic conversion module.Before plug 29 inserted the opto-electronic conversion module, shield 22 was to keep vertical with the base plate 19 of pedestal 1, promptly is in closed condition, and spring arm 23 keeps its original shape.After plug 29 inserted the opto-electronic conversion modules, rotating shaft 21 was forced to revolve and turn 90 degrees, and made base plate 19 keeping parallelisms of shield 22 and pedestal 1, and spring arm 23 distortion therebetween also keep tensioning state, as shown in Figures 7 and 8.When optical connector 27 was extracted from the opto-electronic conversion module, spring arm 23 had the trend that returns back to original shape, and forced axle 21 to revolve and turn 90 degrees, so that shield 22 returns back to the off-position vertical with pedestal 1.

Claims

1. optoelectronic converting module casing, comprise a pedestal, this pedestal comprises a base plate and from the upwardly extending pair of sidewalls of base plate, it is characterized in that: be formed with on this sidewall and take in slot, this top and front surface of taking in slot exposes, and receivability one elastic collet in it, and this elastic collet has and takes in first part that slot combines, and take in slot front surface extended second certainly partly, this second part has a preset distance with the sidewall horizontal skew.

2. optoelectronic converting module casing as claimed in claim 1, each sidewall that it is characterized in that this optoelectronic module housing includes front side wall and the rear wall that parallels, this front side wall and rear wall are to couple together via a connecting wall, and this is taken in slot and is made of front side wall and the overlapped clearance space that is formed at each other of rear wall.

3. optoelectronic converting module casing as claimed in claim 2 is characterized in that this is taken in and is formed with a kerf in the slot.

4. optoelectronic converting module casing as claimed in claim 3 is characterized in that this otch is to be formed on the part front side wall of taking in slot near the connecting wall place.

5. optoelectronic converting module casing as claimed in claim 4 is characterized in that first of this elastic collet partly has a hook.

6. optoelectronic converting module casing as claimed in claim 5, it is characterized in that this elastic collet second partly has the integrated bent part of one and first part, this bent part is crooked one specific angle, partly produces a horizontal-shift with relative first.

7. optoelectronic converting module casing as claimed in claim 6, it is characterized in that this elastic collet second partly have one with the integrated engagement of bent part partly, it is parallel to first part, and tool one ratchet.

8. optoelectronic converting module casing as claimed in claim 7, it is characterized in that second of this elastic collet partly have one with the partly integrated handle of engagement partly, have the profile of tooth structure on it.

9. elastic collet, comprise a holding parts, with the integrally formed bend of holding parts, with the integrally formed Nie portion of closing of bend and with the engaging piece handle portion that is one of the forming, it is characterized in that: have a hook on the relative end with bend of this holding parts, this bend is to bend an angle of being scheduled to so that engaging piece and holding parts produce a predetermined offset.

10. elastic collet as claimed in claim 9 is characterized in that this engaging piece has a ratchet structure.

11. elastic collet as claimed in claim 9 is characterized in that this engaging piece is parallel to this fixing partly.

12. elastic collet as claimed in claim 9 is characterized in that being formed with on this handle portion the profile of tooth structure.

13. optoelectronic converting module casing, comprise a pedestal, this pedestal comprises a base plate and from the upwardly extending pair of sidewalls of base plate, it is characterized in that: be formed with on this sidewall and take in slot, this top and front surface of taking in slot exposes, and receivability one elastic collet in it, this elastic collet has and takes in first part that slot combines, and take in slot front surface extended second certainly partly, this second part has a preset distance with the sidewall horizontal skew, further is fixed with a cover plate on this pedestal, and the relative both sides of this cover plate are stretched out pair of flanges downwards, and be retained in and take within the slot, move up to limit relative shell fragment.

14. optoelectronic converting module casing as claimed in claim 13 is characterized in that this is taken in and is formed with a kerf in the slot.

15. optoelectronic converting module casing as claimed in claim 14 is characterized in that first of this elastic collet partly has a hook.